EurekAlert!

A step forward for motor torque controllers: In order to reduce oscillations and oversets, a speed loop pseudo derivative feed forward controller is proposed

The schematic of a PMSM drive using a DTC-based speed loop PDFF controller is shown in Fig. 1. This DTC scheme is implemented in stator flux frame, which requires knowledge of stator flux in ...
EDN

Speed, torque and position: A functional understanding of brushless-DC motor systems

A brushless-DC motor is common in ceiling fan and pan-tilt-zoom (PTZ) camera designs. But you can’t use the same brushless-DC motor solution for both of these end products. A ceiling fan driver ...
Design News

Understanding Pull-Out and Pull-In Torque Curves of Stepper Motors

When it’s time to specify a high-performance motor that offers both precise positioning and cost efficiency, stepper motors offer many advantages over DC motors thanks to their brushless technology.
The Robot Report

High-sensitivity torque sensors offer force feedback for small-payload cobots

The latest force torque sensors provide the levels of sensitivity and reliability needed for industrial cobot applications.
Business Wire

Renesas Programmable Motor Driver ICs Are First to Enable Full Torque at Zero Speed for Sensorless Brushless DC Motors

TOKYO--(BUSINESS WIRE)--Renesas Electronics Corporation (TSE:6723), a premier supplier of advanced semiconductor solutions, today introduced a family of motor driver ICs for brushless DC (BLDC) motor ...